Dec 17 19:41:12.699 INFO checking michael-robbins/filemerger against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 19:41:12.699 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/michael-robbins/filemerger:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 19:41:13.260 INFO [stdout] 9c990f0e3494dca6e656e28ed373754979bae836296a92bc2e247c684c723327
Dec 17 19:41:13.262 INFO running `"docker" "start" "-a" "9c990f0e3494dca6e656e28ed373754979bae836296a92bc2e247c684c723327"`
Dec 17 19:41:14.893 INFO [stderr]     Checking csv v0.15.0
Dec 17 19:41:14.893 INFO [stderr]     Checking flate2 v0.2.20
Dec 17 19:41:16.394 INFO [stderr]     Checking file-merger v0.3.0 (/opt/crater/workdir)
Dec 17 19:41:18.440 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.73s
Dec 17 19:41:19.721 INFO running `"docker" "inspect" "9c990f0e3494dca6e656e28ed373754979bae836296a92bc2e247c684c723327"`
Dec 17 19:41:20.047 INFO running `"docker" "rm" "-f" "9c990f0e3494dca6e656e28ed373754979bae836296a92bc2e247c684c723327"`
Dec 17 19:41:20.404 INFO [stdout] 9c990f0e3494dca6e656e28ed373754979bae836296a92bc2e247c684c723327